Barrier



FIG. 1 is a front perspective view of a barrier showing our new design;

FIG. 2 is a rear perspective view of the barrier;

FIG. 3 is a top plan view of the barrier, the bottom plan view being identical thereto;

FIG. 4 is a front elevational view of the barrier;

FIG. 5 is a rear elevational view of the barrier;

FIG. 6 is a side elevational view of the barrier;

FIG. 7 is an opposing side elevational view of the barrier; and,

FIG. 8 is another front perspective view of the barrier.

The broken lines in FIGS. 1, 2 and 4 through 7 represent portions of the barrier that form no part of the claimed design. The other broken lines shown in FIG. 8 represent environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a barrier, as shown and described. 